An ideal transformer will have maximum efficiency at a load such that _____________

An ideal transformer will have maximum efficiency at a load such that _____________ Correct Answer copper loss = iron loss

Maximum efficiency of a transformer is defined at that value when copper losses become completely equal to the iron losses. In all other cases the efficiency will be lower than the maximum value.

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An ideal transformer will have maximum efficiency at a load such that
The open circuit and short circuit tests on a transformer give the following losses. At what load will the efficiency of the transformer be maximum?